203400656

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{76123}}^1$

素因数の和:76298

約数の個数: 20

約数和(自身を含む): 396453792

約数和(自身を除く): 193053136

約数列:

[1, 2, 4, 8, 16, 167, 334, 668, 1336, 2672, 76123, 152246, 304492, 608984, 1217968, 12712541, 25425082, 50850164, 101700328, 203400656]

約数ペア:

[(1, 203400656), (2, 101700328), (4, 50850164), (8, 25425082), (16, 12712541), (167, 1217968), (334, 608984), (668, 304492), (1336, 152246), (2672, 76123)]